The CBI QF-2(26) 20A 2P Circuit Breaker – Mini-Rail, 6kA, Curve 2 is a premium hydraulic-magnetic miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits. With a 20A current rating, 2-pole configuration, and 6kA breaking capacity, it provides dependable protection for residential, commercial, and industrial installations.
CBI’s hydraulic-magnetic technology delivers accurate tripping performance that is not affected by ambient temperature. As a result, the breaker provides reliable protection while helping to reduce nuisance tripping in demanding environments.
The Curve 2 tripping characteristic provides a medium time delay with an instantaneous trip range of 5–10 × In. Therefore, it is ideal for general-purpose power distribution, lighting circuits, HVAC systems, control panels, and standard motor loads.
Its compact 26mm module width and Mini-Rail/Dual-Mount design allow for quick installation in distribution boards and control panels. In addition, the durable black housing with a white operating handle provides easy identification and long-lasting performance.
Whether installed in residential, commercial, or industrial environments, the CBI QF-2(26) 20A delivers dependable circuit protection backed by CBI’s trusted engineering and quality.
Key Features
- 20A rated current
- 2-Pole configuration
- 6kA breaking capacity
- Hydraulic-magnetic tripping technology
- Curve 2 tripping characteristic
- Medium time delay (5–10 × In)
- Reliable overload and short-circuit protection
- Temperature-independent operation
- Compact 26mm module width
- Mini-Rail / Dual-Mount installation
- Durable black housing
- White operating handle
- High mechanical and electrical endurance
- Suitable for residential, commercial, and industrial installations
- Premium CBI quality and reliability





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